| (Rs. in Million) |
| Particulars | Mar 2023 | Mar 2022 | Mar 2021 | Mar 2020 | Mar 2019 |
| INCOME : | | | | | |
| Operating Income | 1762070.00 | 1326690.00 | 1115310.00 | 1094640.00 | 1002870.00 |
| Earning From Sale of Electrical Energy | 1739300.00 | 1311770.00 | 1110000.00 | 1088030.00 | 992540.00 |
| Less: Cash Discount | | | | | |
| Contracts Income | | | | | |
| Transmission EPC Business | | | | | |
| Wheeling & Transmission Charges recoverable | | | | | |
| Other Operational Income | 22770.00 | 14920.00 | 5310.00 | 6610.00 | 10330.00 |
| Less: Excise Duty | 14340.00 | 12820.00 | 11630.00 | 9520.00 | 9040.00 |
| Operating Income (Net) | 1747720.00 | 1313870.00 | 1103680.00 | 1085120.00 | 993820.00 |
| EXPENDITURE : | | | | | |
| Increase/Decrease in Stock | | | | | |
| Power Generation & Distribution Cost | 1064400.00 | 754550.00 | 615390.00 | 629250.00 | 605210.00 |
| Cost of power purchased | 53250.00 | 55850.00 | 50490.00 | 51860.00 | 52880.00 |
| Cost of Fuel | 1006560.00 | 697530.00 | 560990.00 | 571860.00 | 543960.00 |
| Power Project Expenses | 3320.00 | 2030.00 | 4010.00 | 4990.00 | 9020.00 |
| Wheeling & Transmission Charges Payable | | | | | |
| Other power & fuel | 1270.00 | -860.00 | -100.00 | 540.00 | -640.00 |
| Employee Cost | 65280.00 | 63100.00 | 59540.00 | 58300.00 | 58170.00 |
| Salaries, Wages & Bonus | 61630.00 | 58860.00 | 56920.00 | 59430.00 | 60220.00 |
| Contributions to EPF & PensionFunds | 9360.00 | 8760.00 | 8040.00 | 7040.00 | 8780.00 |
| Workmen and Staff Welfare Expenses | 7420.00 | 7920.00 | 6540.00 | 7100.00 | 7250.00 |
| Other Employees Cost | -13130.00 | -12450.00 | -11960.00 | -15270.00 | -18090.00 |
| Operating Expenses | 47450.00 | 39080.00 | 34070.00 | 27040.00 | 19290.00 |
| Cost of Elastimold , Store & Spares Consumed | 2520.00 | 1520.00 | 990.00 | 830.00 | 900.00 |
| Processing Charges | | | | | |
| Sub Contract Charges | | | | | |
| Repairs and Maintenance | 53490.00 | 44240.00 | 41430.00 | 36820.00 | 33400.00 |
| Other Operating Expenses | -8560.00 | -6680.00 | -8360.00 | -10610.00 | -15010.00 |
| General and Administration Expenses | 32440.00 | 28520.00 | 26260.00 | 24580.00 | 22510.00 |
| Rent , Rates & Taxes | 4950.00 | 3930.00 | 3170.00 | 3390.00 | 3170.00 |
| Insurance | 4730.00 | 3890.00 | 3700.00 | 2180.00 | 1810.00 |
| Printing and stationery | 70.00 | 60.00 | 60.00 | 70.00 | 120.00 |
| Professional and legal fees | 2400.00 | 1850.00 | 1510.00 | 1710.00 | 1540.00 |
| Other Administration | 20290.00 | 18790.00 | 17820.00 | 17220.00 | 15870.00 |
| Selling and Distribution Expenses | 27610.00 | 18160.00 | 11860.00 | 8830.00 | 3700.00 |
| Freight outwards | | 0.00 | | | |
| Sales Commissions and Incentives | | | | | |
| Advertisement & Sales Promotion | 27610.00 | 18160.00 | 11860.00 | 8830.00 | 3700.00 |
| Handling and Clearing Charges | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Other Selling Expenses | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Miscellaneous Expenses | 31830.00 | 14080.00 | 19140.00 | 21750.00 | 60180.00 |
| Bad debts /advances written off | | | | | |
| Provision for doubtful debts | 4280.00 | 20.00 | 3450.00 | 850.00 | 10.00 |
| Losson disposal of fixed assets(net) | 1690.00 | 1080.00 | 1370.00 | 640.00 | 1750.00 |
| Losson foreign exchange fluctuations | 7490.00 | | | 9620.00 | |
| Losson sale of non-trade current investments | | | 160.00 | | |
| Other Miscellaneous Expenses | 18380.00 | 12980.00 | 14160.00 | 10630.00 | 58420.00 |
| Less: Expenses Capitalised | | | | | |
| Total Expenditure | 1269010.00 | 917490.00 | 766260.00 | 769760.00 | 769060.00 |
| Operating Profit (Excl OI) | 478710.00 | 396380.00 | 337420.00 | 315360.00 | 224760.00 |
| Other Income | 9330.00 | 45720.00 | 65820.00 | 78530.00 | 23800.00 |
| Interest Received | 5510.00 | 4490.00 | 3240.00 | 2680.00 | 1980.00 |
| Dividend Received | 70.00 | 90.00 | 90.00 | 50.00 | 50.00 |
| Profit on sale of Fixed Assets | 320.00 | 60.00 | 30.00 | 130.00 | 30.00 |
| Profits on sale of Investments | | 110.00 | 0.00 | 30.00 | 90.00 |
| Foreign Exchange Gains | -5730.00 | 6810.00 | 5830.00 | | 590.00 |
| Others | 7900.00 | 31600.00 | 55990.00 | 75400.00 | 20250.00 |
| Operating Profit | 488050.00 | 442100.00 | 403240.00 | 393890.00 | 248560.00 |
| Interest | 108750.00 | 94340.00 | 96550.00 | 81890.00 | 56050.00 |
| InterestonDebenture / Bonds | 60180.00 | 61820.00 | 59310.00 | 52750.00 | 46150.00 |
| Intereston Term Loan | 74380.00 | 65430.00 | 67720.00 | 67270.00 | 61710.00 |
| Intereston Fixed deposits | | | | | |
| Bank Charges etc | 5920.00 | 5350.00 | 7650.00 | 10340.00 | 7040.00 |
| Other Interest | -31730.00 | -38270.00 | -38130.00 | -48480.00 | -58850.00 |
| PBDT | 379300.00 | 347750.00 | 306690.00 | 312000.00 | 192510.00 |
| Depreciation | 147920.00 | 137880.00 | 124500.00 | 103560.00 | 86690.00 |
| Profit Before Taxation & Exceptional Items | 231380.00 | 209870.00 | 182180.00 | 208440.00 | 105820.00 |
| Exceptional Income / Expenses | | | -15120.00 | | |
| Profit Before Tax | 239170.00 | 220070.00 | 173900.00 | 212500.00 | 112550.00 |
| Provision for Tax | 67960.00 | 50470.00 | 24210.00 | 93480.00 | -27800.00 |
| Current Income Tax | 46600.00 | 37610.00 | 29590.00 | 27830.00 | 33910.00 |
| Deferred Tax | 47410.00 | 49240.00 | 44450.00 | 38210.00 | -60670.00 |
| Other taxes | -26050.00 | -36370.00 | -49830.00 | 27440.00 | -1040.00 |
| Profit After Tax | 171210.00 | 169600.00 | 149690.00 | 119020.00 | 140340.00 |
| Extra items | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Minority Interest | -2090.00 | -2840.00 | -3350.00 | -3020.00 | -2980.00 |
| Share of Associate | | | | | |
| Other Consolidated Items | | | | | |
| Consolidated Net Profit | 169130.00 | 166760.00 | 146350.00 | 116000.00 | 137370.00 |
| Adjustments to PAT | | | | | |
| Profit Balance B/F | 241560.00 | 140770.00 | 110090.00 | 91000.00 | 73220.00 |
| Appropriations | 410690.00 | 307530.00 | 256440.00 | 207010.00 | 210590.00 |
| General Reserves | | 1100.00 | 65810.00 | 65000.00 | |
| Proposed Equity Dividend | | | | | |
| Corporate dividend tax | | | | 1010.00 | 6180.00 |
| Other Appropriation | 410690.00 | 306430.00 | 190630.00 | 140990.00 | 204410.00 |
| Equity Dividend % | 73.00 | 70.00 | 62.00 | 32.00 | 61.00 |
| Earnings Per Share | 17.00 | 17.00 | 15.00 | 12.00 | 14.00 |
| Adjusted EPS | 17.00 | 17.00 | 15.00 | 12.00 | 14.00 |